Data input device



FIG. 1 is a front side perspective view of a data input device showing our new design;

FIG. 2 is a back side perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a right view thereof; and,

FIG. 8 is a left view thereof.

The broken lines in the drawings depict portions of the data input device that form no part of the claimed design. 

CLAIM The ornamental design for a data input device, as shown and described. 